2813820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2039}}^1$

素因数の和:2074

約数の個数: 48

約数和(自身を含む): 8225280

約数和(自身を除く): 5411460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 2039, 4078, 6117, 8156, 10195, 12234, 20390, 24468, 30585, 40780, 46897, 61170, 93794, 122340, 140691, 187588, 234485, 281382, 468970, 562764, 703455, 937940, 1406910, 2813820]

約数ペア:

[(1, 2813820), (2, 1406910), (3, 937940), (4, 703455), (5, 562764), (6, 468970), (10, 281382), (12, 234485), (15, 187588), (20, 140691), (23, 122340), (30, 93794), (46, 61170), (60, 46897), (69, 40780), (92, 30585), (115, 24468), (138, 20390), (230, 12234), (276, 10195), (345, 8156), (460, 6117), (690, 4078), (1380, 2039)]